... nuts, bolts, parts, damaging tramp iron. High effective permanent magnetic filter bar can be installed at any point in solid, powder ... honey, salt ... Dimension, construction and feature,1. For round magnetic filter bar, we have Diameter 0.5", 0.75", 0.875 ... can build or modify your own magnetic separation equipment with individual magnetic filter bar.3. Magnetic strength from 1500-12000gauss can be ...